Skip coverage uploads altogether

We don't use them via CI, so there's no need to do the extra work right
now.

Author: timriley

.github/workflows/ci.yml

@@ -28,12 +28,8 @@ jobs:
 
       - name: Rake
         run: bundle exec rake
-
-      - name: Archive SimpleCov Report
-        uses: actions/upload-artifact@v4
-        with:
-          name: coverage
-          path: coverage
+        env:
+          NO_COVERAGE: true
 
   workflow-keepalive:
     if: github.event_name == 'schedule'